Question: Name the stratovolcano of highest topographic prominence in the South American continent.
Paraphrase: What is the name of the stratovolcano which has the highest topographic prominence in the South American continent?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q169358 . ?ent wdt:P2660 ?obj . ?ent wdt:P30 wd:Q18 } ORDER BY DESC(?obj)LIMIT 5 
Answer: Cotopaxi volcano, Ampato, Chachani, Llaima, Illiniza volcano